Ji, KR
Bong-Ki Ji, Yongin-Si KR
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20100199689 | CRYOSTAT OF SUPERCONDUCTING CABLE - A cryostat of a superconducting cable disclosed herein includes an inner metallic tube filled with liquid nitrogen and extended along the circumference of a core, an outer metallic tube surrounding the circumference of the inner metallic tube at a distance, a cooling vessel of a terminal connecting box connected to the inner metallic tube and filled with liquid nitrogen, an insulation tube surrounding the circumference of the cooling vessel at a distance, an inner bellows tube connecting an end of the outer metallic tube to the cooling vessel, and an outer bellows tube spaced apart from the inner bellows tube and connecting the end of the outer metallic tube to the insulation tube. | 08-12-2010 |
Byung-Hwa Ji, Goyang-Si KR
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20100283936 | Liquid crystal display device including LED light source - A liquid crystal display device includes a support main having a rectangular frame shape, a reflection sheet in the support main, a light guide plate over the reflection sheet, a light-emitting diode (LED) assembly including LEDs arranged along a light-incident surface of the light guide plate and a printed circuit board (PCB) on which the LEDs are mounted, an LED housing partially covering the LED assembly and including first and second portions, wherein the PCB is attached to the first portion, and the second portion is perpendicular to the first portion, a plurality of optical sheets over the light guide plate, a liquid crystal panel over the plurality of optical sheets, a cover bottom at a rear surface of the reflection sheet and having at least one side wall, and a top cover covering edges of a front surface of the liquid crystal and combined with the support main and the cover bottom. | 11-11-2010 |
20110128463 | LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal display device includes a liquid crystal panel; a backlight unit disposed under the liquid crystal panel and providing a light to the liquid crystal panel, the backlight unit including a reflective sheet, a light guide plate on the reflective sheet, an optical sheet on the light guide plate and a light emitting diode (LED) assembly at one side of the light guide plate, the light emitting diode assembly including at least one LED as a light source; a main frame that surrounds sides of the liquid crystal panel and the backlight unit, the main frame including a first portion, where the LED assembly is fixed, and a second portion extending from the first portion, the second portion covering a top portion of the LED assembly; a bottom frame under the reflective sheet and being combined with the main frame; and a top frame that surrounds an edge of the liquid crystal panel and attaches to the bottom frame and the main frame. | 06-02-2011 |
Chang-Hwan Ji, Cheonan-Si KR
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20110042242 | Apparatus for Locking a Magazine - A locking apparatus for locking a magazine configured to receive a printed circuit board (PCB) may include an actuator, a rotating block, and a locking member. The actuator may be installed on the magazine. The rotating block may be connected to the actuator. The rotating block may be rotated about a vertical axis. The locking member may be rotatably connected to the magazine about the vertical axis. The locking member may be selectively combined with the rotating block to block a front face of the magazine, thereby preventing breakaway of the PCB from the magazine. | 02-24-2011 |
20150053595 | APPARATUS FOR INSPECTING MAGAZINE INCLUDING STOPPER - Provided is an apparatus for inspecting a magazine including a plurality of partially-finished products. The apparatus is configured to inspect a stopper of the magazine before providing the magazine to a packaging process, and further configured to classify the stopper into a normal product. The magazine comprising the stopper classified as the normal product is into the packaging process. | 02-26-2015 |
Chang-Jin Ji, Cheongju-City KR
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20090047619 | Cordless Complex Root Canal Plugger for Dental Clinic - A cordless complex root canal plugger for dental clinics is disclosed. The root canal plugger includes a battery charger; a pen-type vertical spreader having a rechargeable battery unit and a control unit therein; and a gun-type injection device having both a rechargeable battery unit and a control unit therein. The battery charger, the pen-type vertical spreader and the gun-type injection device are provided as a group of complementary products. The cordless complex root canal plugger allows an endodontist to move freely in a dental clinic while executing a root canal plugging procedure using the cordless complex root canal plugger during nerve treatment. Thus, the endodontist can more easily, rapidly and precisely pack a root canal with a filler material and, therefore, the cordless complex root canal plugger induces en-dodontists to buy it. | 02-19-2009 |
Chang-Soon Ji, Yongin-City KR
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20100275841 | DEPOSITION SOURCE - A deposition source capable of uniformly producing a deposition film. The deposition source includes a furnace, a first heating unit surrounding the furnace to heat the furnace and a second heating unit spaced-apart from the first heating unit by an interval and surrounding the furnace to heat the furnace, wherein the second heating unit comprises a plurality of separate sub-heating units that surround the furnace. | 11-04-2010 |
20100282709 | SUBSTRATE PLASMA-PROCESSING APPARATUS - A substrate plasma-processing apparatus for plasma-processing a surface of an electrode of an organic light emitting device. The substrate plasma-processing apparatus may adjust the distance between a first electrode and a substrate and adjust the distance between a second electrode and the substrate. | 11-11-2010 |
20110076399 | DEPOSITION SOURCE - A deposition source with uniform deposition characteristics includes a crucible in which a deposition material is disposed; a heat transfer member disposed on upper portions of the deposition material in the crucible; and an accommodation member for accommodating the heat transfer member and including a mesh plate. | 03-31-2011 |
20110143473 | THIN FILM DEPOSITION APPARATUS AND METHOD OF MANUFACTURING ORGANIC LIGHT-EMITTING DISPLAY DEVICE BY USING THIN FILM DEPOSITION APPARATUS - A thin film deposition apparatus to remove static electricity generated between a substrate and a mask, and a method of manufacturing an organic light-emitting display device using the thin film deposition apparatus. | 06-16-2011 |
20120186517 | THIN FILM DEPOSITION APPARATUS AND METHOD OF MANUFACTURING ORGANIC LIGHT-EMITTING DISPLAY DEVICE BY USING THIN FILM DEPOSITION APPARATUS - A thin film deposition apparatus to remove static electricity generated between a substrate and a mask, and a method of manufacturing an organic light-emitting display device using the thin film deposition apparatus. | 07-26-2012 |
20130280441 | DEPOSITION SOURCE - A deposition source with uniform deposition characteristics includes a crucible in which a deposition material is disposed; a heat transfer member disposed on upper portions of the deposition material in the crucible; and an accommodation member for accommodating the heat transfer member and including a mesh plate. | 10-24-2013 |
Cheonwoon Ji, Gyoungsangbuk-Do KR
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20090009080 | PLASMA DISPLAY PANEL - A plasma display panel is disclosed. The plasma display panel includes a front substrate, a rear substrate positioned to be opposite to the front substrate, a barrier rib that is positioned between the front substrate and the rear substrate and partitions a discharge cell, and a phosphor layer that is positioned inside the discharge cell. The phosphor layer includes a first phosphor layer emitting red light, a second phosphor layer emitting blue light and a third phosphor layer emitting green light. The first phosphor layer includes a first phosphor material with a white-based color and a red pigment. A content of the red pigment ranges from 0.01 to 5 parts by weight. | 01-08-2009 |
Dae Won Ji, Incheon KR
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20100190614 | TRAINING EQUIPMENTS ALTERED SPEED AS THE CONTINUALLY AND HORIZONTALLY OPERATE MECHANISM - A variable speed training apparatus of a continuous horizontal mechanism is disclosed, in which a lower body can be exercised by pedaling along a circular trace while overcoming the problems found in the conventional art, and an exercise effect can be doubled by using many leg muscles. The variable speed training apparatus of a continuous horizontal mechanism comprises a body frame; first and second rotation casings which are opposed to each other and are installed in both sides of the body frame | 07-29-2010 |
Dong-Hwan Ji, Busan KR
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20110113456 | METHOD FOR PROVIDING DIGITAL BROADCASTING SERVICE AND STREAMING SERVICE IN A PORTABLE TERMINAL - A method for providing a digital broadcasting service and a streaming service in a portable terminal is provided. The method include receiving a request for moving a play position of broadcast content provided via the digital broadcasting service, determining whether streaming content corresponding to the broadcast content is available, the streaming content being provided in the streaming service, and playing the streaming content from the moved play position in a streaming fashion. | 05-12-2011 |
Dong-Ouk Ji, Buk-Gu KR
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20120085333 | APPARATUS AND METHOD FOR SAWING SINGLE CRYSTAL INGOT - Provided are an apparatus and a method for sawing a single crystal ingot. The apparatus includes a wire saw sawing an ingot, a roller driving the wire saw, and a bath containing a liquid cooling the ingot before sawing the ingot. | 04-12-2012 |
Doo Hwan Ji, Chungcheongbuk-Do KR
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20090272518 | Air Conditioner Having Cooling and Heating Functions - Disclosed is a cooling and heating air conditioner capable of performing heating more stably, preventing frost formation on coils of an outdoor unit even at subzero temperature in winter by using first and second heat exchangers and an auxiliary expansion valve. The air conditioner according to the present invention comprises an electronic control valve opened when the outside temperature is less than a preset value, a first heat exchanger performing heat exchange between high temperature liquid coolant and coolant passed through the outdoor unit and an auxiliary expansion valve, and a second heat exchanger disposed in front of the outdoor unit to induct thereinto the high temperature coolant. Since the second heat exchanger heats up the outside air through heat exchange before supplying the air to the outdoor unit, evaporation of the coolant can be stably performed in the outdoor unit, while preventing frost formation. Accordingly, heating can be performed constantly. | 11-05-2009 |
Eun-Mook Ji, Bucheon-City KR
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20100205058 | Contents Servicing System and Method through a Network - Disclosed is an Internet broadcasting contents consignment sale system and method. An Internet broadcasting station makes a consignment sale contract with companies or individuals who have copyrights of authored pieces, such as computer and video game makers, filmmakers, music producers, television broadcasting stations, and publishers; generates the consigned authored pieces into specific contents data; allows users to use the contents data only through a specific execution program provided by the Internet broadcasting station; permits Internet users to download the contents data via wire and wireless Internet free of charge and keep them; and allows the users to use desired contents data by receiving restoration information on the Internet. | 08-12-2010 |
Eun-Sang Ji, Gumi-Si KR
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20090169460 | 2-DIMENSIONAL LINE-DEFECTS CONTROLLED SILICON INGOT, WAFER AND EPITAXIAL WAFER, AND MANUFACTURING PROCESS AND APPARATUS THEREFOR - The present invention reports a defect that has not been reported, and discloses a defect-controlled silicon ingot, a defect-controlled wafer, and a process and apparatus for manufacturing the same. The new defect is a crystal defect generated when a screw dislocation caused by a HMCZ (Horizontal Magnetic Czochralski) method applying a strong horizontal magnetic field develops into a jogged screw dislocation and propagates to form a cross slip during thermal process wherein a crystal is cooled. The present invention changes the shape and structure of an upper heat shield structure arranged between a heater and an ingot above a silicon melt, and controls initial conditions or operation conditions of a silicon single crystalline ingot growth process to reduce a screw dislocation caused by a strong horizontal magnetic field and prevent the screw dislocation from propagating into a cross slip. | 07-02-2009 |
20120132131 | 2-DIMENSIONAL LINE-DEFECTS CONTROLLED SILICON INGOT, WAFER AND EPITAXIAL WAFER, AND MANUFACTURING PROCESS AND APPARATUS THEREFOR - The present invention reports a defect that has not been reported, and discloses a defect-controlled silicon ingot, a defect-controlled wafer, and a process and apparatus for manufacturing the same. The new defect is a crystal defect generated when a screw dislocation caused by a HMCZ (Horizontal Magnetic Czochralski) method applying a strong horizontal magnetic field develops into a jogged screw dislocation and propagates to form a cross slip during thermal process wherein a crystal is cooled. The present invention changes the shape and structure of an upper heat shield structure arranged between a heater and an ingot above a silicon melt, and controls initial conditions or operation conditions of a silicon single crystalline ingot growth process to reduce a screw dislocation caused by a strong horizontal magnetic field and prevent the screw dislocation from propagating into a cross slip. | 05-31-2012 |
20120141808 | 2-DIMENSIONAL LINE-DEFECTS CONTROLLED SILICON INGOT, WAFER AND EPITAXIAL WAFER, AND MANUFACTURING PROCESS AND APPARATUS THEREFOR - The present invention reports a defect that has not been reported, and discloses a defect-controlled silicon ingot, a defect-controlled wafer, and a process and apparatus for manufacturing the same. The new defect is a crystal defect generated when a screw dislocation caused by a HMCZ (Horizontal Magnetic Czochralski) method applying a strong horizontal magnetic field develops into a jogged screw dislocation and propagates to form a cross slip during thermal process wherein a crystal is cooled. The present invention changes the shape and structure of an upper heat shield structure arranged between a heater and an ingot above a silicon melt, and controls initial conditions or operation conditions of a silicon single crystalline ingot growth process to reduce a screw dislocation caused by a strong horizontal magnetic field and prevent the screw dislocation from propagating into a cross slip. | 06-07-2012 |
Hae Seok Ji, Nam-Ku KR
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20080203353 | DRY-ETCHING GAS FOR SEMICONDUCTOR PROCESS - The invention is a method for continuously preparing highly pure octafluorocyclopentene for use in dry-etching processes. The method includes reacting octachlorocyclopentene with KF in a continuous manner, and purifying crude octafluorocyclopentene. In the reacting step, two KF-charged filters are installed in parallel and allowed to communicate with a reactor containing octachlorocyclopentene in an alternating manner to produce crude octafluorocyclopentene. In the purifying step, organics having lower boiling points than octafluorocyclopentene are removed, and metal ingredients and organics having boiling points higher than octafluorocyclopentene are separated to recover octafluorocyclopentene as a gas. The gaseous octafluorocyclopentene composition contains C | 08-28-2008 |
Hae-Seok Ji, Ulsan-City KR
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20080262195 | Method of preparing perfluoroalkadiene - Disclosed herein is a method of preparing a perfluoroalkadiene. A dihaloperfluorocarbon used as a starting material is added dropwise to a nonpolar organic solvent, a metal powder and an organic metal compound. The dihaloperfluorocarbon is slowly added dropwise in a temperature range from 30° C. to 150° C. for a certain period of time. Moreover, the nonpolar organic solvent used may be benzene, toluene, xylene, etc., and the organic metal compound is used by being dissolved in ethyl ether or tetrahydrofuran at a concentration of 1 to 3M. The metal powder used may be Mg, Zn, Cd, etc. | 10-23-2008 |
Hayoung Ji, Kyungbuk KR
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20100066726 | Liquid crystal display and memory controlling method thereof - A display device including a display panel having a plurality of data lines and a plurality of gate lines disposed cross-wisely, a timing controller, the timing controller including a data comparing and blank time detecting device comparing whether current data and previous data are same and detecting a blank time in which no data inputs to generate a flag signal for indicating the blank time and a data keeping time in which a data same with the previous data is inputted, a memory control signal generator generating a memory clock, and stopping the generation of the memory clock when the flag signal is generated, a memory which is operated by the memory clock intermittently by the flag signal, and a data synchronizer delaying the data in time for treating operation of the data comparing and blank time detecting device and the memory control signal generator to synchronize the data inputted to the memory with the memory clock, and a data drive circuit converting data from the memory into a data voltage and supplying to the data lines, and a gate drive circuit supplying a scan pulse to the gate lines. | 03-18-2010 |
Hayoung Ji, Gyeongbuk KR
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20120133628 | Liquid Crystal Display Device and Driving Method Thereof - The present invention provides a LCD device including: a timing control unit; an oscillator which is included in the timing control unit and generates a clock frequency; a frequency divider which is included in the timing control unit and reduces the clock frequency supplied from the oscillator by dividing the clock frequency by at least 2; and a mode selection part which is included in the timing control unit and changes at least one driving mode of internal logic circuits by using the divided clock frequency supplied from the frequency divider. | 05-31-2012 |
Hayoung Ji, Gumi-Si KR
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20120146963 | LIQUID CRYSTAL DISPLAY - A liquid crystal display includes a liquid crystal display panel having a pixel array including a first group of liquid crystal cells connected to odd-numbered gate lines and a second group of liquid crystal cells connected to even-numbered gate lines and a data driving circuit including a latch array. Each liquid crystal cell of the second group shares a data line with one liquid crystal cell of the first group adjacent to the liquid crystal cell of the second group in an extension direction of the gate lines. The latch array delays only second group data to be applied to the liquid crystal cells of the second group among digital video data for one horizontal line by about one half horizontal period in response to a data rendering control signal. | 06-14-2012 |
20140118330 | DISPLAY DEVICE AND METHOD FOR DRIVING THE SAME - A display device and a method for driving the same are discussed. The display device includes an image processing unit, a timing controller which receives various signals through a mobile industry processor interface (MIPI) connected to the image processing unit, and a display module displaying an image under the control of the timing controller. The timing controller includes a logic block for controlling the display module, and a self-recovery block which outputs a self-command signal for escaping an abnormal state when the logic block is faced with the abnormal state due to an external environment factor. | 05-01-2014 |
Ha Young Ji, Gyeongsangbuk-Do KR
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20100053059 | Liquid crystal display device and method for driving the same - The present invention relates to a liquid crystal display device and a method for driving the same, in which a difference of data charge quantities is compensated in a liquid crystal display panel having a reduced number of data lines, for reducing power consumption. | 03-04-2010 |
20120133635 | Liquid Crystal Display Device and Driving Method Thereof - An LCD device and a driving method thereof are disclosed. The LCD device includes a data driver, a detection unit, and a power mode control option generation unit. The data driver controls a consumption power of an output buffer which outputs an image data signal to a liquid crystal display panel. The detection unit detects a low power driving mode interval for driving the data driver at a first consumption power. The power mode control option generation unit transfers a second power mode control option to the data driver during an interval other than the low power driving mode interval, and transfers a first power mode control option to the data driver during the low power driving mode interval. | 05-31-2012 |
Ha-Young Ji, Songsan-Si KR
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20090096769 | LIQUID CRYSTAL DISPLAY DEVICE AND DRIVING METHOD OF THE SAME - A liquid crystal display device includes a liquid crystal panel, gate and data drivers providing the liquid crystal panel with gate and data signals, and a timing controller receiving input signals that include an image signal, a sync signal, a data enable signal and a clock signal, wherein the timing controller includes a gate control signal generator controlling the gate driver, a data control signal generator controlling the data driver, a data processor supplying the image signal to the data driver, and a vertical enable signal generator generating a vertical enable signal according to the data enable signal and controlling the gate control signal generator and the data control signal generator. | 04-16-2009 |
Heon-Pyeong Ji, Changwon City KR
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20090172913 | DUST SEPARATION APPARATUS OF VACCUM CLEANER - A distribution unit for a dust separating apparatus of a vacuum cleaner is provided. The distribution unit distributes air and dust to the dust separation unit includes a body having an inlet for introducing the air and dust to the body, a plurality of branch passages for distributing the air introduced into the body to the dust separation unit, and a main passage for connecting the inlet with the branch passages, and wherein a passage cross-sectional area of the main passage at the branch passage is greater than a passage cross-sectional area of the inlet. | 07-09-2009 |
20090293224 | VACUUM CLEANER AND DUST SEPARATING APPARATUS THEREOF - A dust separating apparatus for a vacuum cleaner is provided. The dust separating apparatus includes a cyclone configured to provide a plurality of cyclone airflows therein and a dust container provided separate from the cyclone. The cyclone includes a first air inlet configured to receive an airflow containing dust and a dust outlet configured to discharge dust separated by the plurality of cyclone airflows. The dust outlet is located in a central portion of the cyclone. The dust container is removably placeable into communication with the dust outlet to collect dust separated in the cyclone. A vacuum cleaner including the dust separating apparatus is also provided. | 12-03-2009 |
20110000047 | VACUUM CLEANER AND DUST SEPARATION APPARATUS THEREOF - Provided is a dust separation apparatus of a vacuum cleaner. The apparatus includes a dust-collecting body defining a dust-storing part, a compressing member configured to compress dust stored in the dust-collecting body, and a lower cover on a lower side of the dust-collecting body, the lower cover opening and closing the dust-storing part. | 01-06-2011 |
Ho-Chan Ji, Daejeon Metropolitan City KR
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20100062377 | METHOD FOR MANUFACTURING COLOR FILTER AND COLOR FILTER MANUFACTURED BY USING THE SAME - The present invention relates to a method for manufacturing a color filter and a color filter manufactured by using the same. More particularly, the present invention pertains to a method for manufacturing a color filter, which includes performing plasma treatment of a black matrix (BM) pattern formed on a substrate to increase a difference in ink repellency of the black matrix pattern and a pixel unit, and a color filter manufactured by using the same. When the production method of the present invention is used, it is possible to provide the color filter in which color mixing does not occur in a pixel unit or between pixel units during discharging of ink by using an inkjet printing process, discoloration due to unfilling does not occur, a surface is uniform, and there is an insignificant step in the pixel unit or between the pixel units. | 03-11-2010 |
20100085518 | PHOTO-SENSITIVE RESIN COMPOSITION FOR BLACK MATRIX, BLACK MATRIX PRODUCED BY THE COMPOSITION AND LIQUID CRYSTAL DISPLAY INCLUDING THE BLACK MATRIX - The present invention relates to a photosensitive resin composition for a black matrix, a black matrix produced by the composition and a liquid crystal display including the black matrix. The resin composition for a black matrix comprising a fluorene-based resin polymer as a resin binder has high sensitivity and optical density, and excellent development adherence. | 04-08-2010 |
Ho-Chul Ji, Yongin-Si KR
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20110069464 | Memory module, memory system having the memory module, and method for manufacturing the memory module - Provided is a memory module, a system using the memory module, and a method of fabricating the memory module. The memory module may include a printed circuit board and a memory package on the printed circuit board. The printed circuit board may include an embedded optical waveguide and a first optical window extending from the optical waveguide to a first surface of the printed circuit board. The memory package may also include a memory die having an optical input/output section and a second optical window. The optical input/output section, the second optical window, and the first optical window may be arranged in a line and the first optical window and the second optical window may be configured to at least one of transmit an optical signal from the optical waveguide to the optical input/output section and transmit an optical signal from the optical input/output section to the optical waveguide. | 03-24-2011 |
20110133063 | Optical waveguide and coupler apparatus and method of manufacturing the same - Optical waveguide and coupler devices and methods include a trench formed in a bulk semiconductor substrate, for example, a bulk silicon substrate. A bottom cladding layer is formed in the trench, and a core region is formed on the bottom cladding layer. A reflective element, such as a distributed Bragg reflector can be formed under the coupler device and/or the waveguide device. Because the optical devices are integrated in a bulk substrate, they can be readily integrated with other devices on a chip or die in accordance with silicon photonics technology. Specifically, for example, the optical devices can be integrated in a DRAM memory circuit chip die. | 06-09-2011 |
20110134679 | MEMORY MODULE HAVING OPTICAL BEAM PATH, APPARATUS INCLUDING THE MODULE, AND METHOD OF FABRICATING THE MODULE - A memory module may include at least one memory package including an optical signal input/output (I/O) unit and a first optical beam path and a printed circuit board (PCB) on which the memory package is mounted. The PCB may have a second optical beam path configured to transmit an optical signal to the optical signal I/O unit. The memory module may further include a connecting body configured to mount the memory package on the PCB and match a refractive index of the first optical beam path with a refractive index of the second optical beam path. | 06-09-2011 |
20110194803 | OPTICAL MODULATOR FORMED ON BULK-SILICON SUBSTRATE - An optical modulator comprises a bulk-silicon substrate comprising a trench having a predetermined width and a predetermined depth. A bottom cladding layer is formed in the trench, and a plurality of waveguides and a phase modulation unit are formed on the bottom cladding layer. A top cladding layer is formed on the plurality of waveguides and the phase modulation unit. | 08-11-2011 |
20110206381 | OPTICAL SERIALIZING/DESERIALIZING APPARATUS AND METHOD AND METHOD OF MANUFACTURING SAME - An optical serializer/deserializer (SERDES) includes serializing circuitry which includes a source of a plurality of unmodulated optical signals, a modulation unit for generating a plurality of modulated optical signals using a plurality of electrical signals to modulate the plurality of unmodulated optical signals, and a coupling unit for delaying the plurality of modulated optical signs to generate a plurality of delayed modulated optical signals and combines the delayed modulated optical signals to generate a serialized modulated optical signal. Deserializing circuitry of the SERDES includes an optical splitter for splitting a serialized modulated optical signal into a plurality of modulated split optical signals, a demodulation unit for demodulating the modulated split optical signals and generating a respective plurality of demodulated split optical signals, and a delay unit for delaying each of the plurality of demodulated split optical signals by a respective delay amount such that the serialized modulated optical signal is converted into a respective plurality of parallel demodulated split optical signals. | 08-25-2011 |
20110243492 | SILICON BASED OPTICAL MODULATORS AND METHODS OF FABRICATING THE SAME - A silicon based optical modulator apparatus can include a lateral slab on an optical waveguide, the lateral slab protruding beyond side walls of the optical waveguide so that a portion of the optical waveguide protrudes from the lateral slab towards a substrate. | 10-06-2011 |
20120025265 | PHOTODETECTOR STRUCTURE AND METHOD OF MANUFACTURING THE SAME - A method of manufacturing a photodetector structure is provided. The method includes forming a structural layer by making a trench in a bulk silicon substrate and filling the trench with a cladding material, forming a single-crystallized silicon layer on the structural layer, and forming a germanium layer on the single-crystallized silicon layer. | 02-02-2012 |
20120070111 | SILICON BASED OPTICAL MODULATORS INCLUDING VERTICAL SLABS AND METHODS OF FORMING - An optical modulator structure can include a core region that comprises an optical transmission path having a refractive index that is modulated via electric charge introduced into the core region. A plurality of first vertical slabs comes into contact with and is spaced along a first side of the core region to provide a first path for the electric charge to/from the core region. A plurality of second vertical slabs come into contact with and is spaced along a second side of the core region, that is opposite to the first side, to provide a second path for the electric charge to/from the core region. Other structures and methods are disclosed. | 03-22-2012 |
20120070151 | Optical Modulators for Generating De-Emphasis Formatted Optical Signals and Methods of Operating the Same - A de-emphasis format signal generator can be configured to combine first and second electrical non-de-emphasis formatted signals provided to first and second optical modulators, coupled in parallel with one another, to provide a combined optical signal having a de-emphasis format. Accordingly, three aspects of a de-emphasis formatted signal, including a de-emphasis delay aspect, a de-emphasis attenuation aspect, and a de-emphasis combining aspect, can provided separately and in different domains (such as in the electrical domain and in the optical domain) which can be combined with one another to provide an output de-emphasis formatted optical signal. | 03-22-2012 |
20120155888 | OPTICAL MODULATOR WITH REDUCED SIZE AND OPTICAL TRANSMITTER INCLUDING THE SAME - An optical modulator includes a light input/output unit receiving an incident optical signal which has not been modulated, splitting the incident optical signal into a first optical signal and a second optical signal, and transmitting the first and second optical signals to a first path and a second path, respectively, of an optical waveguide. A phase shifter is positioned in at least one of the first and second paths and modulates a phase of at least one of the first and second optical signals, which have been received through the first and second paths, respectively, in response to an electrical signal. A phase-modulated signal is output. A reflective grating coupler reflects signals respectively received through the first and second paths back along the first and second paths respectively. | 06-21-2012 |
20130092980 | PHOTODETECTOR STRUCTURES INCLUDING CROSS-SECTIONAL WAVEGUIDE BOUNDARIES - A photodetector structure can include a silicon substrate and a silicon layer on the silicon substrate, that can include a first portion of an optical transmission medium that further includes a silicon cross-sectional transmission face. A germanium layer can be on the silicon substrate and can include a second portion of the optical transmission medium, adjacent to the first portion can include a germanium cross-sectional transmission face butt-coupled to the silicon cross-sectional transmission face. | 04-18-2013 |
20130308942 | OPTICAL MEMORY SYSTEM INCLUDING AN OPTICALLY CONNECTED MEMORY MODULE AND COMPUTING SYSTEM INCLUDING THE SAME - An optical memory system according to example embodiments includes a plurality of memory modules, each memory module including a plurality of memory devices; a light source; a light distribution unit connected to the light source through a first optical transmission line; a plurality of second optical transmission lines connected between the light distribution unit and the plurality of memory modules; a plurality of electrical to optical converters, each connected to at least one of the second optical transmission lines; and a plurality of output optical transmission lines connected to the plurality of electrical to optical converters, each output optical transmission line for outputting an electrical to optical converted signal. | 11-21-2013 |
20130330035 | Semiconductor Package and Semiconductor Device Including the Same - A semiconductor package and a semiconductor device including the same. The semiconductor package includes: a package substrate; a plurality of connection elements that are disposed on the package substrate; and a semiconductor chip that includes at least one optical input/output element that transmits/receives an optical signal to/from the outside at an optical input/output angle with respect to a direction perpendicular to a bottom surface of the package substrate, and is electrically connected to the package substrate through the plurality of connection | 12-12-2013 |
20140139900 | WAVELENGTH TUNABLE OPTICAL TRANSMITTER - A wavelength tunable optical transmitter includes a first waveguide receiving incident light through an input port and outputting the incident light to a first output port, a resonant modulator adjacent to the first waveguide and whose resonant wavelength is variable, and a second waveguide disposed optically in parallel to the first waveguide and outputting emitted light to a second output port. The resonant modulator includes a silicon resonator constituted by a crystallized silicon film in the form of a closed loop between the first and second waveguides, a first electrode within the silicon resonator and constituted by a silicon film of a first conductivity type, and a second electrode extending alongside part of the outer circumferential surface of the silicon resonator and constituted by a silicon film of a second conductivity type. | 05-22-2014 |
20140270632 | INTEGRATED CIRCUIT DEVICE PACKAGES INCLUDING OPTICAL ELEMENTS - Integrated circuit device packages including optical elements are provided. The integrated circuit device package may include an integrated circuit device and a conductive pad on a first surface of the integrated circuit device. The conductive pad may be electrically connected to the integrated circuit device and may be configured to transmit an electrical signal. The integrated circuit device package may also include an optical element in the integrated circuit device and the optical element may be configured to transmit an optical signal through a second surface of the integrated circuit device that is opposite the first surface of the integrated circuit device. | 09-18-2014 |
Hoon Ji, Masan-City Kyeongsang-Namdo KR
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20080274205 | Ena Mineral Bioactive Solution, Manufacturing Method Thereof and Its Application for the Osteoporosis Prevention - The present invention is related to a method of manufacture of an alkaline mineral bioactive solution of which raw materials are squid bones burnt at a high temperature and crushed powder of red seaweeds and to compositions and health foods having the efficacy for the prevention of osteoporosis. The alkaline aqueous solutions having abundant minerals of the present invention may be used for bioactive solutions having the efficacy for the prevention and improvement of osseous diseases such as osteolysis and osteoporosis in mammals including human beings. | 11-06-2008 |
Hye-Kyoung Ji, Ansan-Si KR
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20110096178 | PHOTOGRAPHY DEVICE WITH ANTI-SHAKE FUNCTION - The present invention is for sensing camera shake and moving a lens toward a direction to correct the camera shake when photographing an object so that the object may be clearly photographed. A coil and a magnet are included in the invention, and the coil moves in a direction perpendicular to the optical-axis of the lens as a result of magnetic fields generated by the magnet and the coil when electric power is applied to the coil. | 04-28-2011 |
20130343737 | PHOTOGRAPHY DEVICE WITH ANTI-SHAKE FUNCTION - A photography device with anti-shake function for sensing camera shake and moving a lens toward a direction to correct the camera shake when photographing an object so that the object may be clearly photographed. A coil and a magnet are included in the invention, and the coil moves in a direction perpendicular to the optical-axis of the lens as a result of magnetic fields generated by the magnet and the coil when electric power is applied to the coil. | 12-26-2013 |
20130343738 | PHOTOGRAPHY DEVICE WITH ANTI-SHAKE FUNCTION - A photography device with anti-shake function for sensing camera shake and moving a lens toward a direction to correct the camera shake when photographing an object so that the object may be clearly photographed. A coil and a magnet are included in the invention, and the coil moves in a direction perpendicular to the optical-axis of the lens as a result of magnetic fields generated by the magnet and the coil when electric power is applied to the coil. | 12-26-2013 |
20140134918 | SMART TOY DRIVING SYSTEM FOR MOBILE TERMINAL - A smart toy driving system for a mobile terminal connected to the mobile terminal such that a reaction generated by an interaction between a certain character and a mobile terminal user upon the execution of an application installed in the mobile terminal is expressed in a motion of the character. The smart toy driving system includes a mobile terminal provided with an audio signal generating part which generates an audio signal having a predetermined pattern and then outputs it through a terminal part for outputting a sound; and a character which is detachably coupled to the terminal part of the mobile terminal so as to receive the audio signal, wherein the character comprises a signal converting part which converts the received audio signal into a driving signal preset according to a predetermined patterned waveform, and a mechanism part which takes a predetermined mechanical action according to the converted driving signal. | 05-15-2014 |
Hyeongwoo Ji, Gwangmyeong KR
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20120026656 | MOBILE TERMINAL - Disclosed is a mobile terminal including a case having an inner space and a first opening formed at one end thereof to open the inner space, and a slider mounted to the case and slid through the first opening between a first state where a battery is disposed in the inner space and a second state where the battery is externally exposed, wherein the slider includes a slide unit configured to house the battery therein and slidably mounted to the case to be drawn out of the inner space, and a cover unit connected to the slide unit and configured to obscure the first opening in the first state. | 02-02-2012 |
20130215559 | MOBILE TERMINAL - A mobile terminal is provided. The mobile terminal includes a case defining an appearance of the terminal and a frame coupled to the case and configured to support electrical devices. The frame includes a first coupling unit provided at the frame such that the frame is fixable to the case, the first coupling unit having a first hole formed therein and a second coupling unit provided at the frame and located adjacent to the first coupling unit, the second coupling unit having a second hole formed therein, the first hole being greater in size than the second hole. The mobile terminal also includes a first boss unit integrally coupled to the first coupling unit and the second coupling unit. | 08-22-2013 |
Hyun-Jin Ji, Gyeongsangnam-Do KR
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20110020689 | BATTERY SYSTEM HAVING BATTERY MODULE, THERMAL SWITCH, HEATING SOURCE AND PIN STRUCTURE - A battery system ( | 01-27-2011 |
In-Hwan Ji, Yongin-City KR
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20110267329 | ORGANIC LIGHT-EMITTING DISPLAY DEVICE - An organic light-emitting display device that increases long range uniformity (LRU). The organic light-emitting display device includes an image display unit including a plurality of pixels defined by a plurality of scan lines and a plurality of data lines, a plurality of film type connection devices electrically connected to the image display unit and at least one DC-DC converter arranged on the plurality of film type connection devices to supply driving voltages to the image display unit. | 11-03-2011 |
20110316892 | ORGANIC LIGHT EMITTING DISPLAY AND DRIVING METHOD THEREOF - An organic light emitting diode display includes: a display unit including: a plurality of scan lines; a plurality of light emission control lines; a plurality of data lines; and a plurality of pixels, each of the pixels being coupled to a corresponding scan line among the scan lines, a corresponding light emission control line among the light emission control lines, and a corresponding data line among the data lines; a scan driver configured to transmit a plurality of scan signals to the scan lines; a light emission driver configured to transmit a plurality of light emission control signals to the light emission control lines; a data driver configured to transmit a plurality of data signals to the data lines; and a power source driver configured to apply a plurality of power source voltages having different levels to the pixels during one frame period. | 12-29-2011 |
20120007848 | ORGANIC LIGHT EMITTING DISPLAY - An organic light emitting display includes a display unit including pixels coupled to scan lines, first control lines, second control lines, and data lines, a control line driver configured to supply a first control signal and a second control signal to the pixels through the first control lines and the second control lines, a first power source driver for applying a first power to the pixels of the display unit, and a second power source driver for applying a second power to the pixels of the display unit. At least one of the first power or the second power is applied to the pixels of the display unit as voltage values having different levels during one frame. The first and second control signals and the first and second powers are concurrently provided to all of the pixels of the display unit. | 01-12-2012 |
20120256936 | ORGANIC LIGHT EMITTING DISPLAY AND METHOD OF DRIVING THE SAME - The organic light emitting display may include a plurality of pixels for generating light components with predetermined brightness components while controlling the amount of current that flows from a first power source to a second power source via organic light emitting diodes (OLED), a first power source controller for extracting data of the highest gray level among input data items of one frame and for outputting a control value having voltage information corresponding to the highest gray level data, and a first power source generator for generating a controlled voltage value corresponding to the control value and outputting the controlled voltage value to the first power source. | 10-11-2012 |
20140320553 | ORGANIC LIGHT EMITTING DIODE DISPLAY AND METHOD FOR COMPENSATING FOR DEGRADATION OF PIXEL LUMINANCE - An organic light emitting diode (OLED) display and a method of compensating for degradation are disclosed. One inventive aspect includes a panel assembly including a plurality of pixels. Luminance measuring units are formed along a perimeter of the panel assembly to measure luminance of light emitted from the pixels. A processing unit compares the measured luminance data so as to detect and also compensate for a degraded pixel. | 10-30-2014 |
Jong-Woo Ji, Suwon City KR
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20090057597 | PROTECTION VACUUM GATE VALVE - The present invention relates to an improved vacuum gate valve for a corrosion prevention. The corrosion prevention vacuum gate valve comprises a second actuator which includes a hollow first body which has a second compression air inlet for moving up the corrosion prevention sealing member and a hollow second body which has a third compression air inlet moving down the corrosion prevention sealing member and at least one flow control groove which is provided at the upper side for moving the fluid from the chamber to the vacuum pump. | 03-05-2009 |
Juhyun Ji, Paju-Si KR
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20110102400 | LIQUID CRYSTAL DISPLAY - A liquid crystal display is disclosed. The liquid crystal display includes a liquid crystal display panel on which a plurality of data lines and a plurality of gate lines cross each other and a plurality of liquid crystal cells are formed at crossings of the data lines and the gate lines, a DC-DC converter that produces a high potential power voltage required to drive the liquid crystal display panel and a gate low voltage required to generate a scan pulse for driving the gate lines, and a common voltage generating circuit that divides the high potential power voltage based on the gate low voltage to generate a common voltage to be applied to a common electrode of the liquid crystal cells. | 05-05-2011 |
Jun Ho Ji, Namyangju-Si KR
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20080224538 | Grid-connected fuel cell system and load using the same - The system includes a fuel cell to generate DC electricity by reacting oxygen with fuel, an inverter to convert the DC electricity generated by the fuel cell to AC electricity, a DC output terminal to output the DC electricity, and an AC output terminal to output the AC electricity, the AC output terminal being connected to an electricity system. | 09-18-2008 |
20090127252 | Nano particle generator - The nano particle generator includes a body, a heating unit to heat a material received in the body such that the material is evaporated, a channel extending through the body such that a fluid to condense the evaporated material flows along the channel, and an insulating member to prevent heat generated from the heating unit from being transmitted to the body. The heating unit heats the material while the heating unit is in direct contact with the material, and the heating unit is in point or line contact with the insulating member. The heating unit has a plurality of locating parts formed therein such that the material is located in the locating parts. Different materials are located in the locating parts, and the locating parts are heated to temperatures at which the respective materials are evaporated in the same time. | 05-21-2009 |
20090175604 | NANOPARTICLE GENERATOR - A nanoparticle generator includes a heating unit directly heating material for generating nanoparticles. Due to the structure of the heating unit directly heating the material, a space between the heating unit and the material is eliminated such that a volume of the nanoparticle generator is remarkably reduced and the nanoparticle generator is easily minimized. | 07-09-2009 |
20100078327 | Deionization apparatus, electrode module for the same and method for manufacturing the same - In the deionization apparatus, among a pair of electrode modules to which a power is applied, only one electrode module includes an electrode capable of adsorbing ions to impart an ion-adsorption capability thereto and the other electrode module includes an electrode having no ion-adsorption capability not to impart an ion-adsorption capability thereto, to remove only one of cations and anions, in order to improve production efficiency and reduce manufacturing costs. | 04-01-2010 |
20100147151 | Electric precipitator and high voltage electrode thereof - An electrode precipitator having a high voltage electrode and a low voltage electrode arranged apart from each other at a desired interval. The high voltage electrode includes a charging part which is positioned upstream of an air flow direction to charge a pollutant, and a dust collection part which is spaced from the charging part and positioned downstream of the air flow direction to precipitate the charged pollutant therein. | 06-17-2010 |
20100288127 | Electric precipitator - Disclosed herein is an electric precipitator including at least one high voltage electrode including a pair of film members made of a non-conductive material and attached to each other and an electrode layer disposed between the pair of film members, and at least one low voltage electrode disposed alternately with the at least one high voltage electrode such that that the at least one high voltage electrode and the at least one low voltage electrode are separated from each other. Support members made of an insulating member to maintain separation of the at least one high voltage electrode and the at least one low voltage electrode from each other are mounted on one of the at least one high voltage electrode and the at least one low voltage electrode. | 11-18-2010 |
20120160106 | ELECTRIC PRECIPITATOR - An electric precipitator includes a charge unit disposed at an upstream part and a dust collection unit disposed at a downstream part, the charge unit includes charge electrodes and a discharge wire disposed between two neighboring charge electrodes and separated from the charge electrodes, the dust collection unit includes high voltage electrodes, front ends of which are opposite to the charge unit, and low voltage electrodes, front ends of which are opposite to the charge unit and which alternate with high voltage electrodes, and the front ends of high voltage electrodes protrude toward the charge unit as compared to the front ends of low voltage electrodes, thereby guiding electrons to the discharge electrodes due to an electric field formed between the front ends of the high voltage electrodes and the discharge electrodes and thus reducing current leakage through the low voltage electrodes. | 06-28-2012 |
20140090562 | HUMIDIFIER - A humidifier including a spray unit configured to apply electric charge to water, and to spray water having electric charge applied thereto, an evaporation unit formed with a duct in which evaporation of the electrically-charged water being sprayed is taken place, and configured to guide a vapor and a foreign substance, which are separated from each other through the evaporation, to an outside, and a dust collection unit configured to collect the foreign substance at an inside the duct by forming an electric field, the humidifier capable of performing a large-capacity humidification by the generation of the electrically charged droplets, and capable of removing the foreign substance included in the droplets by using the electrical force, thereby enhancing the cleanliness of the humidification, and by using an electric field, accelerating the evaporation so that the size of the duct is minimized, and thus manufacturing the humidifier in a compact size. | 04-03-2014 |
Jun Ho Ji, Nemyanglu-Si KR
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20110079176 | Apparatus for manufacturing electrode for fuel cells - An apparatus for manufacturing an electrode for fuel cells that are capable of manufacturing an electrode in which micro catalyst particles are uniformly dispersed through a simple manufacturing process. The electrode manufacturing method includes disposing at least one heating unit to heat a material, evaporating the material using the at least one heating unit to create catalyst particles, and supplying and attaching the created catalyst particles to a carbon carrier. The electrode manufacturing apparatus includes a process chamber, a catalyst particle generator mounted in the process chamber, the catalyst particle generator directly heating a material to create catalyst particles, and a transfer device to transfer a carbon carrier disposed in the process chamber. | 04-07-2011 |
Kum-Ran Ji, Jeollanam-Do KR
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20090201997 | DIGITAL TELEVISION TRANSMISSION AND RECEIVING APPARATUS AND METHOD USING 1/4 RATE CODED ROBUST DATA - Provided is a Vestigial Side Band Digital Television (DTV) transmitter/receiver based on Advanced Television System Committee A/53. The invention provides DTV transmitter/receiver having a dual stream structure through generation of robust data which has a transmission rate a fourth as fast as that of normal data, and a method thereof. The DTV transmitter includes: input means for receiving digital video data stream including normal and robust data; encoding means for performing ¼ rate coding on the digital video data stream so that one bit can be transmitted through two symbols; and transmitting means for modulating/transmitting output signals of the encoding means. This invention can reduce SNR and satisfy TOV of robust data by performing additional FEC on robust data, transmitting/receiving ¼ rate coded robust data, which are capable of transmitting one-bit data for two symbols, and improving decoding ability of an equalizer and a trellis decoder of a DTV receiver. | 08-13-2009 |
20100201885 | ENCODER OF E-8VSB FORWARD ERROR CORRECTION FOR DIGITAL TELEVISION SYSTEM OF ATSC - Provided is an error correcting encoder and, more particularly, to an error correcting encoder used for an improved transmission method of the Advanced Television System Committee (ATSC), and a method thereof. The error correcting encoder for digital television broadcasting, which is suggested in the present research, includes a robust encoder for encoding a one-bit input into robust encoded data; a pre-coding block for receiving the robust encoded data and performing pre-coding to thereby produce a pre-coded signal; and a trellis encoding block for performing trellis encoding on the robust encoded data and the pre-coded signal. | 08-12-2010 |
20130077698 | ENCODER OF E-8VSB FORWARD ERROR CORRECTION FOR DIGITAL TELEVISION SYSTEM OF ATSC - Provided is an error correcting encoder and, more particularly, to an error correcting encoder used for an improved transmission method of the Advanced Television System Committee (ATSC), and a method thereof. The error correcting encoder for digital television broadcasting, which is suggested in the present research, includes a robust encoder for encoding a one-bit input into robust encoded data; a pre-coding block for receiving the robust encoded data and performing pre-coding to thereby produce a pre-coded signal; and a trellis encoding block for performing trellis encoding on the robust encoded data and the pre-coded signal. | 03-28-2013 |
Kwang-Ho Ji, Hwasung-Si KR
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20110242534 | APPARATUS FOR DETECTING PARTICLE - An apparatus for detecting a particle is disclosed. The apparatus for detecting a particle in a fluid in accordance with an embodiment of the present invention can include a first light source, which emits a first beam having a wavelength of a particular band toward the fluid, a second light source, which emits a second beam having a wavelength of a band that is different from that of the first beam, a first dichroic mirror, which is placed between the fluid and the first light source and allows the first beam to permeate and reflect the second beam toward the fluid, and a detecting unit, which detects a dispersed beam of the first beam and the second beam in the fluid. An embodiment of the invention can improve the reliability of detection by detecting a particle using a beam that has an optimal permeability according to the type of solution. | 10-06-2011 |
Kyo-Sung Ji, Suwon KR
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20090079535 | VARISTOR AND VARISTOR APPARATUS - A varistor comprises a main body having first and second external terminals formed on the outer surface thereof, a first withdrawn terminal plate joined to the first external terminal, and a second withdrawn terminal plate joined to the second external terminal, wherein the melting point of a second bonding material for allowing the second withdrawn terminal plate and the second external terminal to be joined to each other is lower than that of a first bonding material for allowing the first withdrawn terminal plate and the first external terminal to be joined to each other. | 03-26-2009 |
Min-Young Ji, Suwon-City KR
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20110261584 | SYSTEMS AND METHODS FOR CONTROLLING BACKLIGHT OUTPUT CHARACTERISTICS - A backlight includes a light source and one or more light recycling films. The light source generates light that exits the light source with an angular exit distribution. The light recycling films are oriented in relation to the light source so that the prism peaks of the recycling films are oriented away from the light source. The recycling films have a range of optimal incident angles that allow light to pass through the recycling films without recycling. The components of the light source, the characteristics of the recycling films, or both, are configured to control the overlap between the exit distribution of the light source and the optimal incident angle range of the recycling films. | 10-27-2011 |
Myoung In Ji, Uijeongbu-Si KR
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20090209268 | LOCATION SENSING SYSTEM AND METHOD FOR MOBILE COMMUNICATION SYSTEM - A location sensing system and method for a mobile communication system is provided for maintaining location sensing service with the support of mobile nodes when there is an insufficient number of anchor nodes for reference points. A location sensing method for a mobile communication system includes discovering, at a source mobile node, anchor nodes in a vicinity; discovering, when a number of discovered anchor nodes is less than a predetermined number of reference nodes required for location sensing, neighboring mobile nodes; selecting at least one of neighboring mobile nodes as a reference mobile node; and computing a location of the source mobile node in cooperation with the predetermined number of reference nodes including the discovered anchor nodes and the reference mobile node. | 08-20-2009 |
Myoung-In Ji, Daejeon Metropolitan City KR
Myung In Ji, Daejeon-Si KR
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20120122475 | METHOD AND APPARATUS FOR ESTIMATING POSITION OF ACCESS POINT IN WI-FI SYSTEM - A method and apparatus for estimating a position of an access point (AP) in a Wi-Fi system is provided. The method includes measuring a strength of a signal, transmitted by the AP, at three or more measurement points (MPs), selecting an imaginary attenuation factor, calculating a range between the AP and each of the MPs on the basis of the imaginary attenuation factor and a strength of a signal measured at the MP, calculating an intersecting point of ranging circles in each of which a position of the MP is a center and the range between the MP and the AP is a radius, calculating a best intersecting point from among a plurality of the intersecting points obtained by repeating the calculating the range and the calculating the intersecting point of ranging circles while changing the imaginary attenuation factor, and estimating the best intersecting point as the position of the AP. | 05-17-2012 |
20120150434 | METHOD FOR PROVIDING LOCATION SERVICE AND MOBILE TERMINAL - A method for providing a location service and a mobile terminal are provided. The location service providing method includes determining a positioning method based on location information of the mobile terminal and measurement information used for calculating the location of the mobile terminal, determining a map switch indicator by using at least one of the determined positioning method, the location information, and the measurement information, selecting a global map (i.e., the whole area map) or a local map according to the determined map switch indicator, and indicating the location of the mobile terminal on the selected map. | 06-14-2012 |
Na-Young Ji, Hwaseong-Si KR
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20100203510 | PPIA MARKER FOR DIAGNOSIS OF LIVER CANCER AND ANTIBODY, AND SCREENING METHOD OF COMPOUNDS USEFUL FOR INHIBITING LIVER CANCER - Disclosed is a marker for diagnosis of liver cancer comprising polynucleotide useful for diagnosis of liver cancer. The marker for liver cancer diagnosis comprises at least one polynucleotide selected from a group consisting of the following polynucleotides (a) to (d):(a) polynucleotide having a base sequence defined by Seq. No. 1 or substantially similar sequence to Seq. No. 1; (b) polynucleotide encoding specific protein composed of an amino acid sequence defined by Seq. No. 2; (c) polynucleotide that comprises Seq. No. 2, in which at least one amino acid is substituted, deleted, inserted and/or added, and that encodes protein functionally equivalent to specific protein composed of Seq. No. 2; and (d) polynucleotide that is encoded by another polynucleotide hybridized with polynucleotide having Seq. No. 1 under stringent conditions, and that encodes protein functionally equivalent to specific protein composed of Seq. No. 2. | 08-12-2010 |
Sang Bae Ji, Gyeonggi KR
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20090010348 | Decoding Apparatus and Decoding Method - Provided are a decoding apparatus, a decoding method and a receiving apparatus for decoding in a system supporting an OFDM/OFDMA scheme. The decoding method includes the steps of: receiving phase-modulated signal; performing subcarrier demodulation on the received signal and generating correlation metrics; generating decoding metrics using the correlation metrics; and determining a payload using the largest metric of the decoding metrics and at least one of an average metric and the second largest metric of the decoding metrics. The decoding apparatus includes: a receiving buffer for buffering received phase-modulated signal; a likelihood metric generator for generating decoding metrics corresponding to likelihoods of the received signal buffered in the receiving buffer being determined as respective potential payload values; a mean calculator for calculating an average metric; and a payload determiner for determining a payload using the largest metric of the decoding metrics and at least one of an average metric and the second largest metric of the decoding metrics. | 01-08-2009 |
Sang-Bae Ji, Yongin-Si KR
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20100008216 | APPARATUS AND METHOD FOR ESTIMATING AND COMPENSATING TIME OFFSET AND/OR CARRIER FREQUENCY OFFSET IN MIMO SYSTEM BASED OFDM/OFDMA - The present invention relates to an apparatus and method for estimating and compensating for a time offset and a carrier frequency offset in a Multiple Input Multiple Output (MIMO) communication system that supports Orthogonal Frequency Division Multiplexing (OFDM) or Orthogonal Frequency Division Multiplexing Access (OFDMA). According to the present invention, a phase difference of pilot signals of the same transmitting antenna, which are received through receiving antennas, is calculated. An arc tangent operation is then carried out on the phase difference of the pilot signals to calculate a time offset linear phase and/or a carrier frequency offset linear phase. Further, a time offset compensation value and/or a carrier frequency offset compensation value are found by employing the time offset linear phase and/or the carrier frequency offset linear phase. A time offset and/or a carrier frequency offset with respect to pilots and data are compensated for by employing the time offset compensation value and/or the carrier frequency offset compensation value. | 01-14-2010 |
20100027698 | APPARATUS AND METHOD FOR ESTIMATING CHANNEL IN OFDM/OFDMA BASED WIRELESS COMMUNICATION SYSTEM - A channel estimation apparatus of the present invention includes a preamble channel operation unit for carrying out an operation on pilot channel estimation values of pilots, which are transmitted from a transmitting antenna that transmits a preamble, as an improved pilot channel estimation value by employing a preamble channel estimation value based on a preamble included in received signals respectively received by a plurality of receiving antennas, a first channel estimation unit for estimating a channel for each of the receiving antennas through interpolation of a symbol axis and a frequency axis employing the improved pilot channel estimation value, and a second channel estimation unit for estimating a channel for each of the receiving antennas through interpolation of a symbol axis and a frequency axis employing pilot channel estimation values of pilots transmitted from the same transmitting antenna, of pilots transmitted from a transmitting antenna that does not transmit the preamble, of a plurality of transmitting antennas. | 02-04-2010 |
20130034175 | APPARATUS AND METHOD FOR ESTIMATING CHANNEL IN OFDM/OFDMA BASED WIRELESS COMMUNICATION SYSTEM - A method for transmitting pilots in a wireless communication system includes generating first two pilots for a first antenna. Second two pilots for a second antenna are generated by multiplying the first two pilots with two weight values respectively. The first two pilots are transmitted over two Orthogonal Frequency Division Multiplexing (OFDM) symbols via the first antenna. The second two pilots are transmitted over the two OFDM symbols via the second antenna, wherein each weight value is determined based on a value used to obtain a symbol index of a corresponding OFDM symbol of the two OFDM symbols within a slot. Symbol indexes for the two OFDM symbols are consecutive, and the two weight values are different with each other. | 02-07-2013 |
Sang-Min Ji, Yongin-Si KR
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20110230337 | POROUS OXIDE CATALYST AND METHOD OF PREPARING THE POROUS OXIDE CATALYST - A porous oxide catalyst includes porous oxide, and an oxygen vacancy-inducing metal which induces an oxygen vacancy in a lattice structure of a porous metal oxide. | 09-22-2011 |
Sang Woo Ji, Hwaseong KR
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20120005343 | COMMUNICATION ACCESS CONTROL SYSTEM OF VEHICLE - A communication access control system of a vehicle that selectively operates one accessible module with a higher access priority in a current location of a first wireless communication module or a second wireless communication module receiving contents from a contents server in a wireless manner is provided. The communication access control system of a vehicle includes: a first wireless communication module and a second wireless communication module accessing a contents server to receive contents from the contents server in a wireless manner; and an access controller selectively operating one accessible module of the first wireless communication module or the second wireless communication module with a higher access priority in a current location of the vehicle. | 01-05-2012 |
20120120930 | VEHICLE NETWORK SYSTEM INTERCONNECTING WITH A HOME NETWORK - The present invention provides a vehicle network system interconnected with a home network that includes a vehicle information collection unit and a wireless transceiver unit. The vehicle information collection unit detects accident information or management information of a vehicle and the wireless transceiver unit transmits information detected by the vehicle information collection unit to the home network via a wireless communication network and is configured to receive a response signal from the home network. | 05-17-2012 |
20120139757 | SYSTEM FOR PROVIDING PARKING INFORMATION BASED ON DUAL WIRELESS COMMUNICATION AND METHOD THEREOF - A system for providing parking information based on dual wireless communication including a vehicle terminal configured to connect to a server via a first wireless communication network when a parking information request is generated, and configured to connect to the server via a second wireless communication network if a connection via the first wireless communication network is failed, thereby receiving and displaying the parking information on a screen. | 06-07-2012 |
Seongdae Ji, Yongin-Si KR
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20110081560 | CURRENT INTERRUPTING DEVICE AND SECONDARY BATTERY INCLUDING CURRENT INTERRUPTING DEVICE - Disclosed are a current interrupting device and a secondary battery including the same. According to an embodiment, a current interrupting device comprises a first terminal; a second terminal; a fuse coupled to the first and second terminals; and a fuse body surrounding an exterior of the fuse to seal the fuse, wherein the first and second terminals include thin portions connected to the fuse, and the thin portions have a thickness less than a thickness of other portions of the first and second terminals. | 04-07-2011 |
Seung-Bae Ji, Incheon KR
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20100068121 | Method of Producing Xylitol Using Hydrolysate Containing Xylose and Arabinose Prepared from Byproduct of Tropical Fruit Biomass - Disclosed is a method of producing xylitol using a hydrolysate containing xylose and arabinose prepared from byproducts of tropical fruit biomass and more precisely, a method of producing xylitol which includes the steps of producing xylose and arabinose by the pretreatment of tropical fruit biomass byproducts including coconut shell, palm shell and oil palm empty fruit bunch (OPEFB) via acid (0.2-5%) hydrolysis and an electrodialysis and an ionic purification; and producing xylitol with high yield based on repeated batch fermentation using a hydrolysate containing xylose and arabinose as a carbon source. In addition, the present invention relates to an active carbon produced by carbonization and activation of a hydrolysate remainder of a tropical fruit shell, the byproduct of xylose and arabinose production, at a certain temperature and a preparation method of the same. | 03-18-2010 |
20120211366 | Economic Process for Producing Xylose from Hydrolysate Using Electrodialysis and Direct Recovery Method - The present invention relates to an environmentally friendly, simple and economic process for producing xylose. The process comprises the steps of: a) countercurrently extracting tropical fruit biomass by hydrolysis with sulfuric acid to obtain a high-concentration xylose extract; b) adjusting the extract to a pH of 1.5-2.5 and decolorizing and filtering the pH-adjusted extract; c) desalting the filtrate in an electrodialysis device; and d) recycling a waste sulfuric acid solution recovered from step c), to step a), and concentrating and directly recovering the desalted filtrate to obtain xylose crystals. | 08-23-2012 |
Seung Goo Ji, Yongin KR
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20100169973 | System and Method For Detecting Unknown Malicious Code By Analyzing Kernel Based System Actions - There is provided a system and method for detecting unknown malicious code by analyzing kernel based system actions. More particularly, the system and method provides an advantage of actively countering unknown malicious code or viruses by monitoring kernel based system events in real time, organizing action data based on the collected event data, determining whether the action data corresponds to predetermined malicious actions, backtracking a subject of a malicious action when the action data is determined to correspond to the malicious action, and processing the malicious action. | 07-01-2010 |
Seung Hoon Ji, Jinhae-Si KR
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20110149213 | LIQUID CRYSTAL DISPLAY DEVICE - An LCD device is discussed, which comprises first and second substrates confronting each other; a liquid crystal layer between the first and second substrates; and red, green, blue, and fourth color filters on the first substrate; wherein the fourth color filter is formed of any color whose transparency is better than that of at least one of the red, green, and blue color filters, and wherein an effective area of the fourth color filter is smaller than that of at least one of the red, green, and blue color filters. The LCD device can display white color with good transparency by properly adjusting the effective areas of the four color filters, whereby there is no need to modulate light for display of the white color in a backlight unit, to thereby improve luminance of light emitted from the backlight unit. | 06-23-2011 |
Seunghwan Ji, Seongnam-City KR
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20080313344 | DUAL PROCESSING SYSTEM CAPABLE OF ENSURING REAL-TIME PROCESSING IN PROTOCOL CONFORMANCE TEST - Disclosed herein is a dual processing system capable of ensuring real-time processing in a protocol conformance test. A protocol testing device performs a test on a layer under protocol test provided in a device under test. A communication device processes the protocol of a layer below the layer under protocol test between the device under test and the protocol testing device. The communication device processes a protocol test message, requiring real-time processing, instead of the protocol testing device, and transmits processing results for the protocol test message to the protocol testing device. The protocol testing device processes a protocol test message, not requiring real-time processing, and determines the conformance of the layer under protocol test provided in the device under test based on the processing results for the protocol test message. | 12-18-2008 |
Seunghwan Ji, Seongnam-Si KR
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20110051792 | SIGNAL ANALYZING APPARATUS FOR LTE SYSTEM - A signal analysis apparatus of an LTE system includes a radio frequency reception unit for receiving a radio frequency signal of the LTE system and converting it into a signal of an intermediate frequency, a digital signal conversion unit for converting an analog signal, processed by the radio frequency reception unit, into a digital signal, a baseband conversion unit for converting the signal of the intermediate frequency into a baseband signal, a baseband signal simple analysis unit for decoding the baseband signal in real time in accordance with an LTE standard, a signal depository for storing the baseband signal, a baseband signal precision analysis unit for decoding and analyzing the baseband signal in accordance with the LTE standard and analyzing various items derived in the decoding process, two switching units for alternatively connecting the baseband conversion unit or the signal depository to the baseband signal simple analysis unit or the baseband signal precision analysis unit, and a control unit for controlling the switching units. | 03-03-2011 |
20130155833 | APPARATUS AND METHOD FOR I/Q OFFSET CANCELLATION IN SC-FDMA SYSTEM - The present invention relates to an apparatus and a method for eliminating I/Q offset in a receiver of a SC-FDMA system which improves performance of the system by accurate measurement and cancellation of I/Q offset in a receiver of a SC-FDMA system operating in a | 06-20-2013 |
20130176886 | AUTOMATIC DETECTION APPARATUS FOR UL/DL CONFIGURATION IN LTE-TDD SIGNAL AND THE METHOD THEREBY - This invention relates to an automatic detection apparatus for UL/DL configuration in LTE-TDD signal and the method thereby for automatically detecting the UL/DL configuration number of an LTE-TDD signal without a decoder by using a simple structure. An automatic detection apparatus for UL/DL configuration in LTE-TDD signal comprises: a signal receiving unit for receiving an LTE-TDD RF signal and converting the LTE-TDD RF signal into a LTE-TDD baseband signal; a signal extracting unit for extracting a cell-specific reference signal for each subframe length in one frame length of the LTE-TDD baseband signal received from the signal receiving unit; a signal power measurement unit for measuring the power of the corresponding subframe reference signal according to the cell-specific reference signal received from the signal extracting unit; and an UL/DL configuration determination unit for determining whether the corresponding subframe is a DL subframe or an UL subframe according to the comparison result of the power of the corresponding subframe reference signal measured in the signal power measurement unit with a predetermined reference value, and determining the UL/DL configuration number for the corresponding frame based on the subframe number determined as described above. In the above configuration, it is characterized in that the predetermined reference value is the noise power without any LTE-TDD signal. | 07-11-2013 |
20130208679 | REFERENCE SIGNAL CREATION APPARATUS AND PREAMBLE SEQUENCE DETECTION APPARATUS USING THE SAME - The present invention relates to a method for shortening the time taken for physical random access channel (PRACH) signal synchronization and preamble sequence detection in an LTE uplink system, and more particularly, to a method for shortening the time taken for preamble sequence detection using an inverse discrete Fourier transform. To this end, a preamble sequence detection apparatus according to the present invention comprises: a reference signal generation unit, which includes a preamble sequence generation unit for receiving a first signal having a predetermined length and outputting a plurality of second signals having the length of 839, a discrete Fourier transform unit for performing a discrete Fourier transform on the second signals received from the preamble sequence generation unit to transform the second signals into a frequency domain signal, a subcarrier mapping unit for mapping the frequency domain signal outputted from the discrete Fourier transform unit to a subcarrier, and an inverse discrete Fourier transform unit for receiving a signal having the length of 2 | 08-15-2013 |
20130215856 | PREAMBLE SEQUENCE DETECTION APPARATUS - The present invention relates to a method for shortening the time taken for physical random access channel (PRACH) signal synchronization and preamble sequence detection in an LTE uplink system, and more particularly, to a method for shortening the time taken for preamble sequence detection using an inverse discrete Fourier transform. To this end, a preamble sequence detection apparatus according to the present invention comprises: a reference signal generation unit, which receives a first signal having a predetermined value, generates a preamble sequence, performs a discrete Fourier transform, a subcarrier mapping, and an inverse discrete Fourier transform on the generated preamble sequence, and then expands the resultant signal at a set rate to quantize the resultant signal; a PRACH reception unit which receives a PRACH signal transmitted from a terminal; and a correlation unit which detects a correlation between the reference signal received from the reference signal generation unit and a signal received from the PRACH reception unit. | 08-22-2013 |
20130265927 | METHOD OF DECODING PHYSICAL BROADCAST CHANNEL IN LONG TERM EVOLUTION SYSTEM - The present invention relates, in general, to a method of decoding a Physical Broadcast Channel (PBCH) in a Long Term Evolution (LTE) system and, more particularly, to a method of detecting a Master Information Block (MIB) contained in a PBCH. | 10-10-2013 |
20140023000 | METHOD OF DETECTING PHYSICAL DOWNLINK CONTROL CHANNEL IN LONG-TERM EVOLUTION SYSTEM - Disclosed herein is a method of detecting a physical downlink control channel (PDCCH) in a long-term evolution (LTE) system. In this method, one is selected from among possible PDCCH formats for received base station signals, and a signal corresponding to the length of the selected PDCCH format is retrieved. Thereafter, one is selected from among one or more of possible DCI formats that have not been selected yet. Thereafter, decoding is performed using the retrieved signal and the selected DCI format. Finally, a remainder is obtained by dividing the decoded signal by a cyclic redundancy check (CRC) pattern, and the remainder is stored as RNTI information, along with the selected DCI and the DCI format. | 01-23-2014 |
20140269398 | METHOD FOR TRANSMITTING A CQI INDEX FROM A USER TERMINAL - A user terminal and a method for transmitting a CQI index from the user terminal to a base station. A method for performing a CQI index conversion so as to have a constant number of bits regardless of the number of bits of a calculated CQI index includes the steps of: calculating the CQI index for a signal received from the base station; converting the calculated CQI index to an one-bit CQI index through delta-sigma modulation; and transmitting the converted one-bit CQI index to the base station. | 09-18-2014 |
20140269458 | DEVICE AND METHOD FOR TRANSMITTING TDD DOWNLINK DATA IN AN LTE SYSTEM - A device for transmitting TDD downlink data in an LTE system includes: a data buffer sequentially loading IP data irregularly delivered from a layer 3 processing unit; a transmission control unit providing instructions for the creation of an ordinary downlink sub-frame PDU queue and a special sub-frame PDU queue at a ratio appropriate to UL/DL configuration information and sequentially delivering the data loaded in the ordinary downlink sub-frame PDU queue and the special sub-frame PDU queue to a layer 1 processing unit in the order prescribed in UL/DL configuration and in the loaded order; and an ordinary downlink sub-frame PDU queue creating unit and a special sub-frame PDU queue creating unit which create the ordinary downlink sub-frame PDU queue and the special sub-frame PDU queue according to the instructions of the transmission control unit and load the data loaded in the data buffer. | 09-18-2014 |
20140294057 | APPARATUS AND METHOD OF COMPENSATING FOR I/Q IMBALANCE IN DIRECT UP-CONVERSION SYSTEM - An apparatus and a method of compensating for an I/Q imbalance in a direct up-conversion system prevents the performance of the system from being deteriorated by efficiently compensating for an I/Q timing skew, an I/Q phase imbalance, and an I/Q gain imbalance by using a characteristic of an OFDM scheme in an Orthogonal Frequency Domain Multiple (Access) (OFDM(A)) system using a direct up-conversion scheme. According to the apparatus and the method of compensating for an I/Q imbalance in the direct up-conversion system of the present invention, an OFDM(A) system using a direct up-conversion scheme may efficiently compensate for I/Q timing skew, I/Q phase imbalance, and I/Q gain imbalance by using a characteristic of an OFDMA scheme, so that a performance of the system is prevented from being deteriorated. | 10-02-2014 |
Soo-Jin Ji, Anyang-Si KR
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20100097640 | IMAGE SCANNING APPARATUS AND METHOD THEREOF - Image scanning apparatus and method of receiving a new scan job, determining whether the new scan job is a multi-scan job, and when the new scan job is a multi-scan job, individually performing the multi-scan job using the plurality of scan units. Accordingly, in the process of performing a scan job, a user can perform a new scan job without waiting. | 04-22-2010 |
20110128570 | IMAGE FORMING APPARATUS AND DOCUMENT DATA MANAGEMENT METHOD THEREOF - A document data management method of an image forming apparatus which is connected to at least one external device by using an IPv6 address which includes receiving the document data from the image forming apparatus, determining whether to assign an IPv6 address to the received document data, assigning a corresponding IPv6 address to the document data, adding the document data information and the corresponding assigned IPv6 address to an IPv6 address information table, and storing the document data in the image forming apparatus, wherein the IPv6 address information table includes storage information of the document data and the assigned IPv6 address information. | 06-02-2011 |
Sooyoung Ji, Daejeon-Si KR
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20120145441 | Dielectric layer of printed circuit board, method for preparing the same, and printed circuit board including the same - Disclosed herein are a dielectric layer of a printed circuit board prepared by dispersing short fibers in a dielectric polymer resin; and impregnating the resin having the short fibers dispersed therein in a fabric-shaped material, and a printed circuit board including the same. The dielectric polymer resin is reinforced with the short fibers and is impregnated in the fabric-shaped material, thereby making it possible to prepare the dielectric layer having excellent strength and low coefficient of thermal expansion. Accordingly, the printed circuit board including the dielectric layer may maintain strength and rigidity thereof at the same level as that of strength and rigidity of the printed circuit board according to the related art, even through a thickness thereof becomes thin. | 06-14-2012 |
Soo Young Ji, Suwon KR
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20120045570 | Plating solution for forming tin alloy and method of forming tin alloy film using the same - There are provided a plating solution for forming a tin alloy, and a method of forming a tin alloy film by using the same. The plating solution for forming a tin alloy, the plating solution includes a tin salt and one or more metal salts each comprising indium or zinc, and at least one reducing agent selected from the group consisting of boron hydride compounds, the reducing agent providing electrons to metal ions of the metal salts and tin ions of the tin salt to form a tin alloy film on an object to be plate. | 02-23-2012 |
20130099149 | INSULATING LAYER COMPOSITION FOR SUBSTRATE, AND PREPEG AND SUBSTRATE USING THE SAME - Disclosed herein are an insulating layer composition for a substrate, including a soluble type liquid crystal thermosetting oligomer, a metal alkoxide compound, and graphene oxide, and an insulating film and a substrate using the same. | 04-25-2013 |
20130281575 | INSULATING COMPOSITION FOR SUBSTRATE, AND PREPREG AND SUBSTRATE USING THE SAME - The present invention relates to an insulating composition for a substrate including a soluble liquid crystal thermosetting oligomer, a metal alkoxide, a graphene oxide, and a short fiber, and an insulating material and a substrate using the same. The insulating composition in accordance with the present invention can effectively reduce the coefficient of thermal expansion by the addition of the metal alkoxide and the graphene oxide. Therefore, it is possible to provide a substrate material with greatly increased strength and rigidity by the addition of the short fiber as well as to manufacture a substrate with improved thermal stability by using the insulating composition in accordance with the present invention as an insulating material of the substrate to minimize dimensional deformation due to heat. | 10-24-2013 |
20140170412 | INSULATING COMPOSITION, SUBSTRATE INCLUDING INSULATING LAYER USING THE SAME, AND METHOD FOR MANUFACTURING THE SUBSTRATE - An insulating composition including a graphene oxide and an insulating material including the same; and a polar solvent having a solvent polarity index (P) of greater than 5.5, a substrate including an insulating layer using the same, and a method for manufacturing the substrate. It is possible to provide an insulating composition including a specific solvent that can secure dispersibility of the graphene oxide while including the graphene oxide having excellent insulating and mechanical properties as an insulating material. Further, it is possible to provide a substrate including a fine insulating layer pattern as well as a bulk insulating layer pattern by using the insulating composition to overcome an aggregation problem in a conventional inkjet printing method. | 06-19-2014 |
Sung Hoon Ji, Incheon KR
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20110094343 | WIRE STRIPPER - Provided is a wire stripper, and more particularly to an apparatus for easily removing a sheath of a metal wire. The wire stripper effectively and quickly removes the sheath, wherein a sheath of only a required region of the wire is removed. | 04-28-2011 |
Sun Kook Ji, Changwon-Si KR
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20080303401 | REFRIGERATOR - A refrigerator is provided. The refrigerator has a shelf that is securely supported by a supporting portion and can be conveniently withdrawn. For this end, the refrigerator includes a main body, a supporting portion, a shelf main body, a rail, and a latching member. An inner case defines an interior of the main body. The supporting portion is provided on the inner case. The shelf main body is supported by the supporting portion. The rail is provided at a side of the shelf main body, to guide movement of the shelf main body. The latching member is provided on the rail, latches to the supporting portion, and elastically deforms when the shelf main body is moved. | 12-11-2008 |
Sun Kook Ji, Changwon-Shi KR
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20100001623 | REFRIGERATOR AND RAIL ASSEMBLY THEREOF - A rail assembly for a refrigerator includes a fixing rail on at least one sidewall of a storing chamber, a moving rail along which the fixing rail moves, and a guide unit allowing the moving rail to slide out along the fixing rail step by step. | 01-07-2010 |
Sun Kook Ji, Changwon City KR
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20090097226 | ILLUMINATION DEVICE FOR REFRIGERATOR AND METHOD OF CONTROLLING THE SAME - Disclosed are an illumination device for a refrigerator and a method of controlling the same. The illumination device includes: a lamp assembly for irradiating light to the inside of a storage chamber of a refrigerator; a base plate mounted on a side within the storage chamber, the lamp assembly being provided on a side of the base plate; a watertight cover formed to enclose the lamp assembly so as to block the direct penetration of water into the lamp assembly; and a fastening means formed on a side of the base plate to surround the watertight cover so as to form a recess-prominence engagement with the watertight cover. Lamps provided in the lamp assembly are individually controlled through a manipulation panel mounted on the main body. If the refrigerator door is opened, the driving of the lamp assembly is stopped. In addition, the lamp assembly irradiates different colored lights depending on the kind of food. | 04-16-2009 |
20090097227 | ILLUMINATION DEVICE FOR REFRIGERATOR AND METHOD OF CONTROLLING THE SAME - Disclosed are an illumination device for a refrigerator and a method of controlling the same. The illumination device includes: a lamp assembly for irradiating light to the inside of a storage chamber of a refrigerator; a base plate mounted on a side within the storage chamber, the lamp assembly being provided on a side of the base plate; a watertight cover formed to enclose the lamp assembly so as to block the direct penetration of water into the lamp assembly; and a fastening means formed on a side of the base plate to surround the watertight cover so as to form a recess-prominence engagement with the watertight cover. Lamps provided in the lamp assembly are individually controlled through a manipulation panel mounted on the main body. If the refrigerator door is opened, the driving of the lamp assembly is stopped. In addition, the lamp assembly irradiates different colored lights depending on the kind of food. | 04-16-2009 |
Won Joo Ji, Yongin-Si KR
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20100020043 | MOBILE TERMINAL HAVING TOUCH SCREEN AND METHOD FOR DISPLAYING CURSOR THEREOF - A portable terminal including a touch screen and method for displaying a cursor thereof are provided. The method includes determining whether a capacitance is equal to or greater than a first critical value and is less than a second critical value, if the change of the capacitance is sensed in the touch screen, displaying a cursor in an area where the change of the capacitance is sensed, if the capacitance is equal to or greater than the first critical value and is less than the second critical value, and performing a function corresponding to the area where the cursor is displayed, if the capacitance sensed in the area where the cursor is displayed is equal to or greater than the second critical value. | 01-28-2010 |
20130222240 | MOBILE TERMINAL HAVING TOUCH SCREEN AND METHOD FOR DISPLAYING CURSOR THEREOF - A portable terminal including a touch screen and method for displaying a cursor thereof are provided. The method includes determining whether a capacitance is equal to or greater than a first critical value and is less than a second critical value, if the change of the capacitance is sensed in the touch screen, displaying a cursor in an area where the change of the capacitance is sensed, if the capacitance is equal to or greater than the first critical value and is less than the second critical value, and performing a function corresponding to the area where the cursor is displayed, if the capacitance sensed in the area where the cursor is displayed is equal to or greater than the second critical value. | 08-29-2013 |
20140085199 | MOBILE TERMINAL HAVING TOUCH SCREEN AND METHOD FOR DISPLAYING CURSOR THEREOF - A method comprising measuring a change of capacitance associated with a user input approaching a display of an electronic device, determining whether the user input is within a proximity range of the display of the electronic device based on the change of capacitance, displaying a Graphical User Interface (GUI) object at a location of the display of the electronic device according to whether the user input is within the proximity range of the display of the electronic device, determining whether the user input is within a touch range of the display of the electronic device based on the change of capacitance, and performing a function at the location according to whether the user input is within the touch range of the display of the electronic device. | 03-27-2014 |
Won Soo Ji, Anyang KR
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20100085772 | SIDE-VIEW TYPE LIGHT EMITTING DEVICE AND OPTICAL DEVICE INCLUDING THE SAME - A side-view type light emitting device includes a package body, first and second lead frames, a light emitting diode chip, a resin covering portion, and at least one spacer portion. The package body has a first surface provided as a mounting surface, a second surface located opposite to the first surface, side surfaces located between the first surface and the second surface, and a concave portion formed at one of the side surfaces corresponding to the light emitting surface. The first and second lead frames are formed at the package body to be exposed to the bottom of the concave portion. The light emitting diode chip is mounted on the bottom of the concave portion to be electrically connected to each of the first and second lead frames. The resin covering portion is formed in the concave portion to enclose the light emitting diode chip. The spacer portion is formed at the side surface around the concave portion to maintain a constant distance from a light irradiation target without reducing the view angle of light emitted from the light emitting diode chip in the major-axis direction of the concave portion. | 04-08-2010 |
20100246936 | LED TESTING APPARATUS AND TESTING METHOD THEREOF - There is provided an LED testing apparatus. An LED testing apparatus according to an aspect of the invention may include: a first lighting unit generating first light and irradiating the first light onto an LED having an encapsulant including a fluorescent material excited by the first light to emit light having a longer wavelength than the first light; a second lighting unit generating second light having a longer wavelength than the first light to irradiate the second light onto the LED; an image acquisition unit receiving the light emitted from the fluorescent material and the second light reflected off the LED to acquire images of the LED; and an LED state determination unit determining whether the LED is acceptable or defective using the images of the LED acquired by the image acquisition unit. | 09-30-2010 |
Won Soo Ji, Suwon KR
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20110128004 | APPARATUS FOR INSPECTING LIGHT EMITTING DIODE PACKAGE AND INSPECTING METHOD USING THE SAME - An apparatus for inspecting a light emitting diode (LED) package is provided to inspect an LED to determine whether or not it is defective, and discard the LED when the LED is defective. The apparatus for inspecting an LED package includes: an inspection unit inspecting an LED through a visual inspection to determine whether or not the LED is defective; and a defective product rejection unit discarding the LED when the LED is determined to be defective on the basis of inspection results from the inspection unit among LEDs supplied from the inspection unit. Because the operation of inspecting LEDs and discarding a defective LED are automated and can be rapidly processed as a sequential process, productivity can be improved. | 06-02-2011 |
20120122250 | APPARATUS AND METHOD FOR MANUFACTURING LED PACKAGE - An apparatus for manufacturing an light emitting diode (LED) package, includes: a heating unit heating an LED package array in a lead frame state in which a plurality of LED packages are installed to be set in an array on a lead frame; a testing unit testing an operational state of each of the LED packages in the LED package array by applying a voltage or a current to the LED package array heated by the heating unit; and a cutting unit cutting only an LED package determined to be a functional product or an LED package determined to be a defective product from the lead frame to remove the same according to the testing results of the testing unit. | 05-17-2012 |
20150017748 | APPARATUS AND METHOD FOR MANUFACTURING LED PACKAGE - An apparatus for manufacturing an light emitting diode (LED) package, includes: a heating unit heating an LED package array in a lead frame state in which a plurality of LED packages are installed to be set in an array on a lead frame; a testing unit testing an operational state of each of the LED packages in the LED package array by applying a voltage or a current to the LED package array heated by the heating unit; and a cutting unit cutting only an LED package determined to be a functional product or an LED package determined to be a defective product from the lead frame to remove the same according to the testing results of the testing unit. | 01-15-2015 |
Won Soo Ji, Gyunggi-Do KR
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20100123159 | SIDE-VIEW TYPE LIGHT EMITTING DEVICE AND LINE LIGHT SOURCE TYPE LIGHT EMITTING DEVICE - A side-view type light emitting device includes a package body, a lead frame, and a light emitting diode (LED). The package body has a first surface provided as a mount surface, a second surface disposed on a side opposite to the first surface, and lateral surfaces disposed between the first surface and the second surface. The package body includes a recessed portion disposed on a lateral surface corresponding to a light emitting surface of the lateral surfaces. The lead frame is disposed in the package body. The LED chip is mounted on a bottom surface of the recessed portion. Protrusion parts protruding toward the LED chip are disposed in regions adjacent to the LED chip of facing inner sidewalls of the recessed portion, respectively. | 05-20-2010 |
Woo-Man Ji, Chungcheongnam-Do KR
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20120120337 | DISPLAY PANEL AND METHOD OF MANUFACTURING THE SAME - A display panel includes a first substrate, a second substrate and a spacer disposed there between. The second substrate includes a black matrix pattern, a color filter, a dummy color filter and a common electrode. The black matrix pattern is formed with an opening portion which is filled by the color filter. The dummy color filter is made of same material as the color filter and extends in a vertical direction along which the spacer also extends. The spacer is formed between the first substrate and the second substrate in correspondence with location of the dummy color filter so that the effective spaced apart distance that the spacer provides between the first and second substrates is a function of a thickness of the dummy color filter. | 05-17-2012 |
Woo-Man Ji, Asan-Si KR
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20090303418 | COLOR FILTERS AND DISPLAY DEVICE HAVING COLOR FILTERS - A color filter may include a red pigment as a main component of a pigment, and at least one of a green pigment and a blue pigment as an additional pigment at 0.5-10 wt % among the entire pigment. The color filter may include a green pigment as a main component of a pigment, and at least one of a red pigment, a blue pigment, and a violet pigment at 0.5-10 wt % as an additional pigment among the entire pigment. The color filter may include a blue pigment as the main component of the pigment, and at least one of a red pigment and a green pigment as the additional pigment at 0.5-10 wt % among the entire pigment. | 12-10-2009 |
Yong Hyok Ji, Gyunggi-Do KR
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20110255307 | APPARATUS AND METHOD FOR CONTROLING POWER QUALITY OF POWER GENERATION SYSTEM - There are provided an apparatus and a method for controlling the power quality of a power generation system. According to the present invention, there is provided an apparatus for controlling the power quality of a power generation system including a DC/AC inverter converting DC voltage into AC voltage and supplying inverter current to a grid, including: a grid voltage phase follower generating a grid signal; a fundamental extractor extracting a magnitude of a fundamental wave of a load current introduced into a non-linear load connected between the DC/AC inverter and the grid; a first calculator subtracting a preset current compensation value from the magnitude of the fundamental wave from the fundamental extractor; and a second calculator generating an inverter current instruction value for the DC/AC inverter by using the output value of the first calculator and the grid signal and the load current from the grid voltage phase follower. | 10-20-2011 |
Yong Hyok Ji, Suwon KR
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20110242857 | MAXIMUM POWER POINT TRACKER, POWER CONVERSION CONTROLLER, POWER CONVERSION DEVICE HAVING INSULATING STRUCTURE, AND METHOD FOR TRACKING MAXIMUM POWER POINT THEREOF - Disclosed are a maximum power point tracker, a power conversion controller, a power conversion device having an insulating structure, and a method for tracking maximum power point. The power conversion device includes: a DC/AC converter including a primary DC chopper unit having a primary switch, a transformer, and an AC/AC conversion unit including a secondary switch; a current detector detecting current from an input stage of the DC/AC converter and providing a detected current value; a voltage detector detecting a system voltage from an output stage of the DC/AC converter; and a power conversion controller generating a primary PWM signal to be provided to the primary DC chopper unit and secondary first and second PWM signals, having the mutually opposing phases, to be provided to the AC/AC conversion unit by using the detected current value and the system voltage. | 10-06-2011 |
20110309684 | APPARATUS AND METHOD FOR THE ANTI-ISLANDING OF POWER CONDITIONING SYSTEM - There is provided an apparatus for the anti-islanding of a power conditioning system. The apparatus for the anti-islanding of a power conditioning system according to the present invention is applied to a power conditioning system including a DC/DC converter and a DC/AC inverter in order to transfer power from a solar cell array to a grid. The apparatus for the anti-islanding of a power conditioning system may include an injection signal generator generating an injection signal, an adder generating a final fundamental wave command value, a main controller performing the power control according to the final fundamental wave command value and stopping the operation of the power conditioning system when the level of the detected injection signal has reached the predetermined reference level or more, and an injection signal detector detecting the injection signal included in voltage and providing them to the main controller. | 12-22-2011 |
20120026758 | APPARATUS AND METHOD FOR CONTROLLING SWITCH OF FLYBACK CONVERTER FOR SOLAR GENERATING SYSTEM - There is provided an apparatus and method for controlling a switch of a flyback converter for a solar generating system. The apparatus for controlling a switch of a flyback converter for a solar generating system includes: an MPPT controller generating a current command value for a maximum power point tracker of a solar cell module, based on input voltage, input current, and output voltage of the flyback converter; a current controller generating a current control signal for tracking the current command value; an output current command value generator generating the phase and magnitude command value of the output current, based on the phase of the output voltage and the current control signal; and a switch controller controlling the main switch of the flyback converter, based on the phase and magnitude command value of the output current, thereby simplifying a circuit while solving disadvantages of a discontinuous conduction mode and a boundary conduction mode. | 02-02-2012 |
20120170320 | METHOD AND APPARATUS FOR GENERATING CURRENT COMMAND VALUE FOR TRACKING MAXIMUM POWER POINT IN SOLAR ENERGY GENERATING SYSTEM - There are provided a method and an apparatus for generating a current command value for tracking the maximum power point of a solar energy generating system. The apparatus includes: a voltage detector detecting a voltage input into the flyback power converter; a first calculator calculating an output power from the detected input voltage; a second calculator calculating a power variation based on the calculated output power and a voltage variation of the input voltage; and a current command value generator generating a current command value for tracking the maximum power point of the solar cell module from the calculated voltage variation and the calculated power variation. Accordingly, a current command value after calculating an output power may be generated with only a voltage detector, without a current detector, thereby reducing the costs of a solar energy generating system by decreasing the costs for a high-priced current detector, and simplifying circuit. | 07-05-2012 |
20130201740 | MAXIMUM POWER POINT TRACKER, POWER CONVERSION CONTROLLER, POWER CONVERSION DEVICE HAVING INSULATING STRUCTURE, AND METHOD FOR TRACKING MAXIMUM POWER POINT THEREOF - Disclosed are a maximum power point tracker, a power conversion controller, a power conversion device having an insulating structure, and a method for tracking maximum power point. The power conversion device includes: a DC/AC converter including a primary DC chopper unit having a primary switch, a transformer, and an AC/AC conversion unit including a secondary switch; a current detector detecting current from an input stage of the DC/AC converter and providing a detected current value; a voltage detector detecting a system voltage from an output stage of the DC/AC converter; and a power conversion controller generating a primary PWM signal to be provided to the primary DC chopper unit and secondary first and second PWM signals, having the mutually opposing phases, to be provided to the AC/AC conversion unit by using the detected current value and the system voltage. | 08-08-2013 |
20130286698 | POWER CONVERTING APPARATUS, OPERATING METHOD THEREOF, AND SOLAR POWER GENERATION SYSTEM - There are provided a power converting apparatus and an operating method thereof, and a solar power generation system. The power converting apparatus for a solar power generation system includes: a power converting unit converting an input signal generated by a solar cell module into an output signal; and a control circuit unit controlling an operation of the power converting unit, wherein the power converting unit includes at least one transformer, and a current sensor and a switching circuit connected to a primary winding of the at least one transformer, and the control circuit unit calculates a voltage and a current of the input signal using a current of the primary winding of the at least one transformer sensed by the current sensor and performs a maximum power point tracking (MPPT) control so that the power converting unit is operated at a maximum power point. | 10-31-2013 |
20140085944 | DC-AC POWER CONVERTING APPARATUS AND SOLAR POWER SUPPLYING APPARATUS INCLUDING THE SAME - There are provided a DC-AC power converting apparatus including no capacitor or a small capacity capacitor for removing a ripple in an input terminal thereof by charging or discharging power according to a difference between output power and instantaneous system power of a photovoltaic cell, and a solar power supplying apparatus including the same, the DC-AC power converting apparatus including a DC-AC power converting unit converting DC power into AC power, and a charging and discharging unit charging surplus power induced when a level of the DC power is higher than that of the AC power and discharging the charged power when the level of the DC power is lower than that of the AC power. | 03-27-2014 |
Yong Kyu Ji, Seongnam-Si KR
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20100022236 | Method and apparatus for controlling voice call quality in portable terminal - A method and apparatus is disclosed that controls voice call quality by networks and maintains the optimal voice call quality in a portable terminal. The voice call quality control method includes: identifying a network, connected to the portable terminal when the portable terminal enters a voice call mode, and a value for applying voice call quality of the network; changing a value for setting voice call quality, performed in the network, by the value for applying voice call quality; and controlling voice call quality of a voice call mode in the network by the altered value for setting voice call quality. | 01-28-2010 |
Yoo Kang Ji, Gwangju KR
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20110299149 | TRANSPARENT ELECTROCHROMIC PLATE AND METHOD FOR MANUFACTURE THEREOF - An electrochromic transparent plate which can enhance a response speed and a method for manufacturing the same are disclosed. The electrochromic transparent plate includes a pair of transparent plates spaced apart a predetermined distance from each other; a pair of transparent electrodes provided in the pair of the transparent plates, respectively; a cathodic coloration layer provided on one of the pair of the transparent electrodes, to represent a color in a cathodic state; an anodic coloration layer provided on the other one of the pair of the transparent electrodes, in opposite to the cathodic coloration layer, to represent a color in an anodic state; and an electrolyte layer provided between the cathodic coloration layer and the anodic coloration layer, to move an electron between the cathodic coloration layer and the anodic coloration layer there through as intermediate. | 12-08-2011 |
Young-Gil Ji, Yongin-City KR
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20110171760 | Method for manufacturing thin film transistor and display device - A method for manufacturing a thin film transistor includes: forming a source electrode and a drain electrode on a substrate by depositing a metal layer on the substrate at a first temperature and etching the metal layer; forming a protective layer on the source and drain electrodes; and performing a heat treatment on the protective layer at a second temperature higher than the first temperature. | 07-14-2011 |
Young Yeon Ji, Kyonggi-Do KR
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20110234102 | APPARATUS FOR NORMAL PRESSURE PLASMA IGNITION AND METHOD FOR NORMAL PRESSURE PLASMA IGNITION USING SAME - Provided are an apparatus for normal pressure plasma ignition and a method for normal pressure plasma ignition using the same. The apparatus for normal pressure plasma ignition of the present invention comprises a wave guide tube wherein microwaves are applied, a dielectric tube that penetrates said wave guide tube and introduces a reactant gas, and an ignition apparatus for normal pressure plasma wherein microwaves are applied in said dielectric tube to turn said reactant gas into plasma, wherein said ignition apparatus penetrates said dielectric tube and includes an ignition rod that emits thermal electrons as said microwaves are applied in said dielectric tube. The apparatus for normal pressure plasma ignition according to the present invention enables ignition to be accomplished without power, so that the problems with the prior art that requires high voltage (excessive power, stability issues) may be avoided at the same time. In addition, the normal pressure plasma ignition apparatus according to the present invention enables movement of the ignition rod inside and outside its dielectric tube so that physical damage to the ignition apparatus due to plasma heat may be prevented, and also affords the effect that the scope of metallic materials used in the ignition apparatus is significantly wider than that of the prior art. | 09-29-2011 |
20130020939 | C ATMOSPHERIC PLASMA EQUIPMENT AND WAVEGUIDE FOR THE SAME - Provided is an atmospheric plasma equipment and a waveguide for the same. The atmospheric plasma equipment according to this disclosure includes: an oscillator supplying an electromagnetic wave; and a waveguide into which the electromagnetic wave generated from the oscillator is input to be propagated therethrough, wherein the waveguide includes at least one or more steps, and plasma is generated at a waveguide region including a final short portion. The atmospheric plasma equipment may simultaneously attain an effect of causing concentration of an electromagnetic wave applied through the waveguide with one or more steps and an effect of stably maintaining generated plasma. | 01-24-2013 |
Yumi Ji, Gunpo-Si KR
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20100273999 | Preparation of Nucleotide Oligomer - The present invention provides a method for preparing nucleotide oligomers, including (a) coupling a nucleotide dimer or nucleotide trimer to a nucleoside attached to solid supports or to universal solid supports as a starting material; (b) sequentially coupling nucleotide monomers to the resulting structures of Step (a) to prepare a nucleotide oligomer; and (c) removing the nucleotide oligomers from the solid supports. | 10-28-2010 |
Yun-Geun Ji, Gwangju-Si KR
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20080250132 | SYSTEM FOR CONTROLLING AND MANAGING NETWORK APPARATUS AND METHOD THEREOF - Disclosed is a network device control and managing system and method. The network device control and managing system receives network device information and subscriber information from a database server of the network device control and managing system according to the manager's client information request and realizes hierarchical combined information. The system requests state information from the network device based on the state information request of the network device and receives the state information. The system requests a control from the network device based on the network device control request, receives a corresponding response message, and changes combined information. Therefore, the device states can be easily searched in the hierarchical manner (L3-L2-AP), and the problems of network devices can be quickly sensed. Also, software for the network devices is remotely updated, and the subscriber's after sales service request is remotely processed. | 10-09-2008 |
Yun Hyuck Ji, Icheon-Si KR
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20100285642 | Method of Doping Impurity Ions in Dual Gate and Method of Fabricating the Dual Gate using the same - A method of doping impurity ions in a dual gate includes doping first conductivity type impurity ions in a gate conductive layer over a semiconductor substrate having a first region and a second region, wherein the doping is performed with a concentration gradient so that a doping concentration in an upper portion of the gate conductive layer is higher than that in a lower portion; doping second conductivity type impurity ions in a portion of the gate conductive layer in the second region using a mask for opening the portion of the gate conductive layer in the second region; and diffusing the first conductivity type impurity ions and the second conductivity type impurity ions by performing heat treatment. | 11-11-2010 |